<template>
  <div class="ratingselect">
    <div class="rating-type border-1px">
      <span @click="select(2,$event)" class="block positive" :class="{'active':selectType===2}">{{desc.all}}<span class="count">{{ratings.length}}</span></span>
      <span @click="select(0,$event)" class="block positive" :class="{'active':selectType===0}">{{desc.positive}}<span class="count">{{positives.length}}</span></span>
      <span @click="select(1,$event)" class="block negative" :class="{'active':selectType===1}">{{desc.negative}}<span class="count">{{negatives.length}}</span></span>
    </div>
    <div @click="toggleCount" class="switch" :class="{'on':onlyContent}">
      <span class="icon-check_circle"></span>
      <span class="text">只看有内容的评价</span>
    </div>
  </div>
</template>

<script type="text/ecmascript-6">
  import propsync from '../../common/js/propsync'
  const POSITIVE = 0
  const NEGATIVE = 1
  const ALL = 2
  export default {
    mixins: [propsync],
    props: {
      ratings: {
        type: Array,
        default () {
          return []
        }
      },
      selectType: {
        type: Number,
        default: ALL
      },
      onlyContent: {
        type: Boolean,
        default: false
      },
      desc: {
        type: Object,
        default () {
          return {
            all: '全部',
            positive: '满意',
            negative: '不满意'
          }
        }
      }
    },
    computed: {
      positives() {
        return this.ratings.filter((rating) => {
          return rating.rateType === POSITIVE
        })
      },
      negatives() {
        return this.ratings.filter((rating) => {
          return rating.rateType === NEGATIVE
        })
      }
    },
    methods: {
      select(type, event) {
        if (!event._constructed) {
          return
        }
        this.p_selectType = type
        // this.$emit('ratingTypeSelect', type) // 向父组件发出事件
      },
      toggleCount(event) {
        if (!event._constructed) {
          return
        }
        this.p_onlyContent = !this.p_onlyContent
        // this.$emit('contentToggle', this.onlyContent)
      }
    }
  }
</script>

<style lang="scss" rel="stylesheet/scss">
  @import "../../common/scss/mixin.scss";
  .ratingselect {
    .rating-type {
      padding: 18px 0;
      margin: 0 18px;
      @include border-1px(rgba(7, 17, 27, 0.1));
      font-size: 0;
      .block {
        display: inline-block;
        padding: 8px 12px;
        margin-right: 8px;
        line-height: 16px;
        border-radius: 1px;
        font-size: 12px;
        color: rgb(77, 85, 93);
        &.active{
          color: #fff;
        }
        .count{    
          margin-left: 2px;
          font-size: 8px;
        }
        &.positive {
          background: rgba(0, 160, 220, 0.2);
          &.active{
            background: rgb(0, 160, 220);
          }
        }
        &.negative {
          background: rgba(77, 85, 93, 0.2);
          &.active{
            background: rgb(77, 85, 93);
          }
        }
      }
    }
    .switch{
      padding: 12px 18px;
      line-height: 24px;
      border-bottom: 1px solid rgba(7,17,27,0.1);
      color: rgb(147,153,159);
      font-size: 0;
      &.on{
        .icon-check_circle{
          color: #00c850;
        }
      }
      .icon-check_circle{
        display: inline-block;
        vertical-align: top;
        margin-right: 4px;
        font-size: 24px;
        }
      .text{
        display: inline-block;
        vertical-align: top;
        font-size: 12px;
      }
    }
  }
</style>
